The March for Dawn Episode 1

In order to initiate the regrowth of Ashoka the World Tree, the Mir fragment needed for Miwa and Altair to converse, Narain leads the Esperantos and the refugees to a new land. First they head for the Human Army base at Dhaka, accompanied by Kazuki and Soushi, but on the way they encounter a blinding sandstorm... and a swarm of enemies.